/Engine/Plugins/FX/Niagara/Source/Niagara/Classes/NiagaraSystem.h
const [TArray](API\Runtime\Core\Containers\TArray)< [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< const [FNiagaraEmitterCompiledData](API\Plugins\Niagara\FNiagaraEmitterCompiledData) > > & GetEmitterCompiledData() const